Home / 8,185.76-11,294.56-4,827.68

Finding the Fourth Proportional to 8,185.76, 11,294.56 and 4,827.68

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Solution

The fourth proportional to 8,185.76, 11,294.56 and 4,827.68 is: 6,661.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.76 : 11,294.56 = 4,827.68 : x
  2. Step 2: Convert to fraction form
    8,185.76/11,294.56 = 4,827.68/x
  3. Step 3: Cross multiply
    8,185.76x = 11,294.56 × 4,827.68
  4. Step 4: Simplify right side
    8,185.76x = 54,526,521.42
  5. Step 5: Solve for x
    x = 54,526,521.42/8,185.76
  6. Step 6: Final answer
    x = 6,661.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.